/Engine/Source/Runtime/Engine/Classes/Engine/AssetManager.h
Filter function that is called from SearchAssetRegistryPaths, returns true if asset data should be included in search results
virtual bool ShouldIncludeInAssetSearch ( const [FAssetData](API\Runtime\CoreUObject\AssetRegistry\FAssetData) & AssetData, const [FAssetManagerSearchRules](API\Runtime\Engine\Engine\FAssetManagerSearchRules) & SearchRules ) const